Presidio County, Texas
3 ZIP codes · Avg score 57/100 · Grade C · Updated 2026-06-03
Current EPA records place Presidio County in the middle tier for drinking water safety, with 3 ZIP codes showing a range of outcomes.
How Presidio County Compares
How Presidio County Compares
Presidio County scores 25 points below the Texas state average (82/100) and 11 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
Key Risk Factors
Health risk index: 15.8 (asthma 8.9%, diabetes 22.2%)
Estimated additional annual cost per homeowner: $1,050, driven primarily by energy_code_gap
Infrastructure: 0.49% avg pipe failure probability, 67% of ZIPs at high risk
78.7% of homes built before 1978 (lead paint era)
Violation History (2022–2025)
↑ Worsening trendEPA violation counts by year across Presidio County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 12 violations. Past 5 years: 31 total (31 health-based). Health-based violations are rising versus the prior 2-year window — worth closer monitoring.
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,050
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
3,365 housing units in Presidio County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Presidio County
Remediation costs are relatively manageable for most homeowners in Presidio County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Presidio County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Presidio County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | City of Presidio | 5,514 | 233 |
| 2 | City of Marfa | 1,788 | 199 |
| 3 | Candelaria Water Supply Corporation | 138 | 199 |
| 4 | Shafter Mine | 32 | 199 |
| 5 | Redford Water Supply | 82 | 29 |
All ZIP Codes in Presidio County
3 ZIP codes tracked in Presidio County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 79845 | Presidio | 82 | B | 5 (1 health) | $83K |
| 2 | 79843 | Marfa | 50 | D | 199 (18 health) | $228K |
| 3 | 79846 | Redford | 39 | F | 29 (20 health) | — |
Recommended Buyer Guides for Presidio County
Independent picks. EPA-grounded. Matched here.
- Best Lead Paint Test Kits — 78.7% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Overview
Presidio County in Texas covers 3 ZIP codes with an average Home Safety Score of C (57/100).
3 of 3 ZIP codes have recorded EPA violations. 39 health-based violations have been documented.
← Back to Texas water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.